Home / 1,022,992.32-1,411,678.08-570,195.84

Finding the Fourth Proportional to 1,022,992.32, 1,411,678.08 and 570,195.84

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Solution

The fourth proportional to 1,022,992.32, 1,411,678.08 and 570,195.84 is: 786,841.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,992.32 : 1,411,678.08 = 570,195.84 : x
  2. Step 2: Convert to fraction form
    1,022,992.32/1,411,678.08 = 570,195.84/x
  3. Step 3: Cross multiply
    1,022,992.32x = 1,411,678.08 × 570,195.84
  4. Step 4: Simplify right side
    1,022,992.32x = 804,932,968,635.19
  5. Step 5: Solve for x
    x = 804,932,968,635.19/1,022,992.32
  6. Step 6: Final answer
    x = 786,841.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.